Networking/Computing Tips/Tricks

Networking and Computing Tips and Tricks

questions 2245264 640

Welcome to some great networking and computing tips.

Usually these have to do with how to do this or how to change that. The subjects are fairly broad when it comes to networking and we encourage both your feedback and contributions by adding comments and extending any of the tips.  If there is something you need help on or something you would like to see added here, just drop us a line from the "Contact Us" link and we will be glad to try and help.

Be careful, not all tips work on all networking equipment nor operating systems.  Also be sure to add your comments as well as read comments and questions from other readers.

You can click on the column titles to sort on the column information (for instance click on Hits to sort the articles in ascending frequency, click it again to sort in descending frequency).  You can also select tags in the tag cloud to quickly list all articles on that particular subject.
Title Published Date Hits
What does the BGP Next-Hop-Self Command Actually do? 08 April 2021 Hits: 31
Cool Bandwidth Monitoring in Linux 29 March 2021 Hits: 107
Modifying the Wireshark Window Title 28 February 2021 Hits: 325
Seven Awesome Linux Terminal Utilities for Everyone 17 February 2021 Hits: 300
IPv4 Subnetting Illustrated 24 December 2020 Hits: 618
Adding Packet Comments in Wireshark 27 November 2020 Hits: 452
Packet Diagram feature in Wireshark 05 November 2020 Hits: 898
Nested Display Filter Buttons feature in Wireshark 05 November 2020 Hits: 393
Getting started with iPerf - an illustrated step by step procedure 13 October 2020 Hits: 879
Networking Utilities and Tools 05 October 2020 Hits: 909
How to Decrypt HTTPS on Windows in Wireshark 19 July 2020 Hits: 5843
Anonymizing Capture Files and More with Tracewrangler 01 July 2020 Hits: 652
Packet Capture in Windows using pktmon.exe 22 May 2020 Hits: 1936
Capturing Wi-Fi WLAN Packets in Wireshark on MAC OSx 06 January 2020 Hits: 3021
Windows 10 WLAN/Wi-Fi Commands of Interest 02 January 2020 Hits: 5721
Viewing the WLAN/Wi-Fi details via the WLAN Report in Windows 10 02 January 2020 Hits: 1348
What is the % signal in Windows Wireless? 02 January 2020 Hits: 1360
What are all the Microsoft local area connections? 24 December 2019 Hits: 666
Finding Text Strings in Wireshark Captures 26 September 2019 Hits: 14530
Example IPv6 Fragmentation Attack 06 August 2019 Hits: 1934
Example IPv6 SYN Flood Attack 05 August 2019 Hits: 1896
Tweaking the Wireless Interface - Power Settings, Country etc. in Linux 28 June 2019 Hits: 1470
A Terminal Version of T-Shark - we love it! 25 April 2019 Hits: 3073
How To Observe if the Web Site you are Browsing Uses QUIC 12 March 2019 Hits: 4450
3 Ways to put your Wi-Fi Interface in Monitor Mode in Linux 18 February 2019 Hits: 82729
Getting a Virtual Machine to Access Wi-Fi Monitor Mode 18 February 2019 Hits: 26080
IPv4/IPv6 Path MTU (PMTU) Discovery Demystified 30 November 2018 Hits: 6818
Creating Delay to a Subnet Tech Tip 14 November 2018 Hits: 1054
GNS3 in Linux - Tech Tip - Docker Error 06 November 2018 Hits: 4129
The Linux 'ip' Command in Networking 26 October 2018 Hits: 1585
Detecting ECMP in Linux using Paris and Dublin Traceroute 24 October 2018 Hits: 2935
Linux Starting Point - Commands You Need To Know 16 October 2018 Hits: 1179
What is the 'cat' command, and how can I use it? 11 October 2018 Hits: 40803
IPv6 Settings (SYSCTL) on Linux 11 October 2018 Hits: 4505
How to use Wireshark to capture between VirtualBox VM's 29 August 2018 Hits: 16195
Zenmap - the nmap GUI 07 August 2018 Hits: 2095
Advanced nmap - the nmap Scripting Engine (NSE) 07 August 2018 Hits: 2631
Wi-Fi Network Monitoring & Manipulation in Parrot Linux 06 August 2018 Hits: 7096
GeoIP Add In for Wireshark 2.6 and Later 19 June 2018 Hits: 4691
Capturing Wi-Fi WLAN Packets in Wireshark on Linux 18 June 2018 Hits: 36122
How much QUIC Traffic is there? 25 May 2018 Hits: 1974
My Traceroute in Linux 15 May 2018 Hits: 2196
Testing/Baselining DNS Server Performance 03 May 2018 Hits: 2041
Using Ansible for Network Automation 26 March 2018 Hits: 5573
Is there a lot of QUIC in your Packet Captures? 08 March 2018 Hits: 11132
Using Wireshark to Analyze QUIC Traffic 08 March 2018 Hits: 19204
T-Shark Use in Wireless Networking 07 March 2018 Hits: 2194
Perhaps a top 15 Wireshark Capture Filter List 28 February 2018 Hits: 13318
What is the 'area range' command in OSPF? 24 January 2018 Hits: 6772
What is the “network” Command in OSPF and BGP? 22 January 2018 Hits: 16546
Wi-Fi Scanning Tools List 30 November 2017 Hits: 3732
Capturing Wi-Fi WLAN Packets on Windows for Free! 29 November 2017 Hits: 46923
Deleting Remembered Wi-Fi Networks in Windows, MAC OSx, and Linux (Debian) 25 November 2017 Hits: 2603
Real-life Wireless Wireshark Troubleshooting Example 06 November 2017 Hits: 4123
Linux Networking Commands 03 October 2017 Hits: 3530
The DNS System In Depth 19 July 2017 Hits: 7635
Leveraging SSL and TLS Decryption in Wireshark 15 July 2017 Hits: 15649
Wireshark Display Filter Macros 24 June 2017 Hits: 5967
Finding HTTPS Sessions in Wireshark Captures 22 June 2017 Hits: 5759
How do I find all packets from Apple devices in Wireshark? 21 June 2017 Hits: 9391
The TRANSUM tool is now in Wireshark 2.4! 18 June 2017 Hits: 3740
Wireless Report in Wireshark 2.x 18 June 2017 Hits: 1628
Using Netsh to Capture Packets in Windows 11 January 2017 Hits: 11789
A List of Network Monitoring Tools for Network and System Administrators 11 January 2017 Hits: 41087
Using the mergecap Tool to Merge Packet Captures 11 December 2016 Hits: 15697
Wireshark Ring Buffer Capture from the Command Line using T-Shark 09 December 2016 Hits: 10967
A Quick Start for your Favorite Windows Apps 27 November 2016 Hits: 2546
Carving and Parsing Packet Captures 01 August 2016 Hits: 6604
A Minimized Dissector Configuration Profile for Wireshark 18 July 2016 Hits: 3550
Getting Started with Linux - Linux Terminal commands you should know! 28 May 2016 Hits: 5809
Using MAC OSX Preview to save PDF's in Different Sizes 08 April 2016 Hits: 2896
The Purpose of the IP ID Field Demystified 28 March 2016 Hits: 52290
Free Windows Virtual Machines from Microsoft 08 August 2015 Hits: 4027
Setting up Custom Wireshark Name Resolution Files 07 March 2015 Hits: 9545
Controlling Displayed Network Interfaces in Wireshark 07 March 2015 Hits: 705
Basic MPLS LDP Profile for Wireshark 10 January 2015 Hits: 5189
Learning the Network Science Fundamentals 27 December 2014 Hits: 4233
OpenFlow Overview 29 October 2014 Hits: 6717
A Wireshark Wi-Fi WLAN Configuration Profile 07 September 2014 Hits: 11890
How To Use 'dumpcap' Natively on your Computer 02 September 2014 Hits: 14802
A Wireshark IPv6 Configuration Profile 31 August 2014 Hits: 7189
A Wireshark Basic BGP Configuration Profile 31 August 2014 Hits: 7783
A Wireshark TCP Troubleshooting Configuration Profile 31 August 2014 Hits: 8978
A Wireshark IPv4 Configuration Profile 31 August 2014 Hits: 2424
A Wireshark DNS Configuration Profile 31 August 2014 Hits: 2118
A Wireshark ARP Configuration Profile 31 August 2014 Hits: 3209
The Basics of 'netcat' 24 July 2014 Hits: 6683
GodMode in Windows 21 July 2014 Hits: 5032
Deeper Scanning with nmap 20 July 2014 Hits: 15856
Even Deeper Scanning with nmap 20 July 2014 Hits: 164
Getting Started with nmap 20 July 2014 Hits: 8002
A Little nmap Cheat Sheet 20 July 2014 Hits: 206
T-Shark Usage Examples 12 May 2014 Hits: 58425
Using T-Shark for Packet Voice 12 May 2014 Hits: 11102
Coloring Rules in Wireshark 13 March 2014 Hits: 9698
Removing Checksum Calculations in Wireshark 13 March 2014 Hits: 6324
Using Wireshark Temporary Colors to easily see a Conversation 28 January 2014 Hits: 10708
IPv6 Windows Command Line Examples 12 September 2013 Hits: 54634
Basic Wireshark Layer 3 Name Resolution 12 September 2013 Hits: 8330
Wireshark Display Filter Cheat Sheet 12 September 2013 Hits: 13227
Using Wireshark to Capture on Remote Servers or Systems 12 September 2013 Hits: 18590
Upgrade Your Router/Gateway - Even If The Manufacturer Won't 12 September 2013 Hits: 4051
The Netsh Shell/Scripting Tool in Windows 12 September 2013 Hits: 9056
The CellStream TCPDUMP Cheat Sheet now available 12 September 2013 Hits: 6952
Teach Others How to Use Their Computer 12 September 2013 Hits: 3431
Setting Up an IPv6 Teredo Tunnel in Windows 7 12 September 2013 Hits: 14231
Setting up an IPv6 ISATAP Tunnel in Windows 7 12 September 2013 Hits: 10370
Setting up A Web Server in Ubuntu Server 10.x and greater 12 September 2013 Hits: 4817
Setting up a SSH Server in Ubuntu Server 10.x and above 12 September 2013 Hits: 4214
Setting up a 6in4 Tunnel in Windows 7 12 September 2013 Hits: 15545
Perhaps a top 10 Wireshark Display Filter List 12 September 2013 Hits: 10130
Links to Ubuntu IPv6 How To's 12 September 2013 Hits: 5431
Keeping your Windows PC Software Up to Date 12 September 2013 Hits: 10614
IPv6 Linux Command Line Examples 12 September 2013 Hits: 15739
IPv6 MAC OSx Command Line Examples 12 September 2013 Hits: 16091
Installing the Desktop for Ubuntu Server 12 September 2013 Hits: 4693
Fixing the Ubuntu 11.x User Interface 12 September 2013 Hits: 10639
Five Simple Steps to GNS3 Setup 12 September 2013 Hits: 13122
Experimenting with ICMPv6 12 September 2013 Hits: 7518
Experimenting with DHCPv6 12 September 2013 Hits: 11043
Enabling IPv6 on a Computer 12 September 2013 Hits: 10471
Using T-Shark 11 September 2013 Hits: 12412
Create ACL and Firewall Rules with Wireshark 11 September 2013 Hits: 10826
A Map of the Submarine Cable System 11 September 2013 Hits: 8448
World IPv6 Day on June 8, 2011 11 March 2011 Hits: 5730
The Ultimate Earth Status Screen 04 March 2011 Hits: 4427
Locate an IP Address on a World Map 04 March 2011 Hits: 8481
What Broadband services are offered in my area? 01 March 2011 Hits: 4222
Setting a new or Static IP in ESX VM Server 14 February 2011 Hits: 4000
Access Multiple Computers on a LAN or VM via Remote Desktop Connection 07 February 2011 Hits: 16000
Router and Switch Net Admin Tools - a basic list 05 February 2011 Hits: 7806
Windows 7 Keyboard Shortcuts 03 January 2011 Hits: 5043
Ethernet Cabling Fundamentals 29 December 2010 Hits: 5456
Shutting down a computer that appears unresponsive 22 December 2010 Hits: 3447
Identify Your Computers Components in Detail 12 December 2010 Hits: 5673
Dive Deep into Task Management for Windows 12 December 2010 Hits: 6204
Using Social Media for ROI 23 November 2010 Hits: 9862
Blocking Certain Sites Using Your Home Router 10 November 2010 Hits: 7769
Clean Up the Startup Folder with Autoruns Tool 25 October 2010 Hits: 4030
A Great Toolkit for Presenters - Zoomit! 25 October 2010 Hits: 215037
A better view of Processes and Internal Operations 25 October 2010 Hits: 5475
Sharing your desktop and allowing a user to control your PC 15 October 2010 Hits: 3971
Securing a Home or Small Business Network 06 October 2010 Hits: 5837
An IPsec VPN Lab Exercise 29 September 2010 Hits: 7747
Parenting the Internet 17 September 2010 Hits: 7794
What is the 'netstat' command, and what can it do? 10 September 2010 Hits: 32809
What is the 'arp' command, and how can I use it? 10 September 2010 Hits: 333841
Using a Dynamic DNS Service Instead of a Public IP 03 September 2010 Hits: 5600
Some Basic Troubleshooting Tips for the PC/Networking 03 September 2010 Hits: 10832
Determining What is Connected to a Customer LAN or WLAN 03 September 2010 Hits: 4642
Blocking Offensive Web Content 25 August 2010 Hits: 7923
How can I save Disk Space? 30 July 2010 Hits: 4916
Disabling IPv6 and IPv6 Tunnel Communications 12 August 2009 Hits: 40290
What maintenance should I run on my computer, if any? 09 November 2006 Hits: 4969
Troubleshooting Device Drivers 09 November 2006 Hits: 10161
Removing unused Device Drivers 09 November 2006 Hits: 7404
Faster Booting by cleaning out Windows Pre-Fetch Folder 09 November 2006 Hits: 4686
A Linux Command Line Cheat Sheet 11 January 2005 Hits: 9265
Cisco Router Tech Tips and "How To's" 11 November 2004 Hits: 4427
Apply Master to ALL Notes Pages in MS PowerPoint 11 April 2000 Hits: 16579

Did you learn something?
Did I save you time? 

Buy me a coffeeBuy me a coffee!

Find by Tag

4G Networks 5G Networks 6LoWLAN 6LoWPAN 802.11 802.11ah 802.11ax 802.11ay 802.11az ACL Addressing Analysis Ansible Architecture ARP AToM Backup Bandwidth BGP Biography Bloom's Taxonomy CBRS CellStream Cellular Central Office Cheat Sheet Chrome Cisco Clock Cloud Computer Consulting CPI Data Center Data Networking Decryption DHCPv4 DHCPv6 Display Filter DNS Documentation dumpcap ECMP EIGRP Ethernet Ethics Flipping the Certification Model Follow Me Fragmentation G-MPLS Git GNS3 Google GQUIC Hands-On History Home Network HTTPS ICMP ICMPv6 IEEE 802.11p IEEE 802.15.4 In A Day Internet IOS Classic IoT IPv4 IPv6 IS-IS L2 Switch L2VPN L3VPN LDP Linux LLN Logging LoL M-BGP MAC Macro Microsoft mininet Monitoring Monitor Mode MPLS Multicast Name Resolution Netcat Netflow NetMon netsh Networking Network Science nmap Npcap nslookup Online Learning Online School OpenFlow OSPF OSPFv2 OSPFv3 OSX Parrot PIM Ping Policy POTS POTS to Pipes PPP Profile Profiles Programming Project Management PW3E Python QoS QUIC Remote Desktop Requirements RIP Routing RPL RSVP Rural SAS SDN Security Self Certification Service Provider Sharepoint Small Business Smartport SONET Speed SSH SSL Subnetting T-Shark TCP TCP/IP Telco Telecom 101 Telecommunications Telephone Telnet Terminal TLS Tools Traceroute Traffic Analysis Traffic Engineering Training Travel Tunnel Ubuntu Utility Video Virtualbox Virtualization VoIP VRF VXLAN Webex Wi-Fi Wi-Fi 6 Wi-Fi 6/6E Windows Wireless Wireless 5G Wireshark Wireshark Tip WLAN ZigBee Zoom

Twitter Feed